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cdist
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No subprocess if user enters remote_exec/copy.

This commit is contained in:
Darko Poljak 2016-03-22 08:41:51 +01:00
parent d329db05e1
commit 4318d72524
1 changed files with 20 additions and 20 deletions
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40
scripts/cdist
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@ -79,24 +79,6 @@ def commandline():
parser['banner'].set_defaults(func=cdist.banner.banner)
# Config
# inspect multiplexing options for default remote copy/exec scp/ssh
# but not if env vars are present
has_env_remote_exec = "CDIST_REMOTE_EXEC" in os.environ
has_env_remote_copy = "CDIST_REMOTE_COPY" in os.environ
if not has_env_remote_exec or not has_env_remote_copy:
control_path_dir = tempfile.mkdtemp(prefix="cdist.control.path")
import atexit
atexit.register(lambda: shutil.rmtree(control_path_dir))
MUX_OPTS = inspect_ssh_mux_opts(control_path_dir)
if not has_env_remote_exec:
cdist.REMOTE_EXEC += MUX_OPTS
if not has_env_remote_copy:
cdist.REMOTE_COPY += MUX_OPTS
if has_env_remote_exec:
cdist.REMOTE_EXEC = os.environ['CDIST_REMOTE_EXEC']
if has_env_remote_copy:
cdist.REMOTE_COPY = os.environ['CDIST_REMOTE_COPY']
parser['config'] = parser['sub'].add_parser('config',
parents=[parser['loglevel']])
parser['config'].add_argument('host', nargs='+',
@ -117,14 +99,17 @@ def commandline():
parser['config'].add_argument('-s', '--sequential',
help='Operate on multiple hosts sequentially (default)',
action='store_false', dest='parallel')
# remote-copy and remote-exec defaults are environment variables
# if set; if not then None - these will be futher handled after
# parsing to determine implementation default
parser['config'].add_argument('--remote-copy',
help='Command to use for remote copy (should behave like scp)',
action='store', dest='remote_copy',
default=cdist.REMOTE_COPY)
default=os.environ.get('CDIST_REMOTE_COPY'))
parser['config'].add_argument('--remote-exec',
help='Command to use for remote execution (should behave like ssh)',
action='store', dest='remote_exec',
default=cdist.REMOTE_EXEC)
default=os.environ.get('CDIST_REMOTE_EXEC'))
parser['config'].set_defaults(func=cdist.config.Config.commandline)
# Shell
@ -145,6 +130,21 @@ def commandline():
logging.root.setLevel(logging.INFO)
if args.debug:
logging.root.setLevel(logging.DEBUG)
args_dict = vars(args)
# if command with remote_copy and remote_exec params
if 'remote_copy' in args_dict and 'remote_exec' in args_dict:
# if remote-exec and/or remote-copy args are None then user
# didn't specify command line options nor env vars:
# inspect multiplexing options for default cdist.REMOTE_COPY/EXEC
if args_dict['remote_copy'] is None or args_dict['remote_exec'] is None:
control_path_dir = tempfile.mkdtemp(prefix="cdist.control.path")
import atexit
atexit.register(lambda: shutil.rmtree(control_path_dir))
mux_opts = inspect_ssh_mux_opts(control_path_dir)
if args_dict['remote_exec'] is None:
args.remote_exec = cdist.REMOTE_EXEC + mux_opts
if args_dict['remote_copy'] is None:
args.remote_copy = cdist.REMOTE_COPY + mux_opts
log.debug(args)
log.info("version %s" % cdist.VERSION)